v3.26.1
Acquisition and disposals - Identifiable assets acquired and liabilities assumed and analysis of cash flows on acquisition (Details) - USD ($)
$ in Millions
1 Months Ended 6 Months Ended
Mar. 06, 2025
Jan. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Disclosure of detailed information about business combination [line items]        
Intangible assets $ 2,301      
Property, plant and equipment (including mineral interests) 4,814      
Cash and cash equivalents 293      
Borrowings (1,599)      
Close-down, restoration and environmental provisions (319)      
Other provisions (375)      
Other assets and liabilities 155      
Deferred tax liabilities (net of deferred tax assets) (817)      
Net assets 4,453      
Non-controlling interest (NCI) (298)      
Goodwill 2,146      
Net attributable assets (including Goodwill) 6,301      
Cash payment in consideration of equity to shareholders of Arcadium Lithium plc 6,301      
less: cash and cash equivalents balance acquired (293)      
Acquisitions of subsidiaries, joint ventures and associates, net of cash acquired $ 6,008   $ 5 $ 6,022
Arcadium Lithium Plc        
Disclosure of detailed information about business combination [line items]        
Loan advancement   $ 200    
Arcadium Lithium Plc | Olaroz Lithium Carbonate Mine        
Disclosure of detailed information about business combination [line items]        
Non-wholly owned subsidiaries     66.50%  
Arcadium Lithium Plc | Nemaska Lithium Development Project        
Disclosure of detailed information about business combination [line items]        
Non-wholly owned subsidiaries     50.00%